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Granahan Investment Management, LLC: WSC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Granahan Investment Management, LLC on WSC, newest first. How the timeline and the estimate are built.

Granahan Investment Management, LLC held 336,172 WSC shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 336,172 shares
    Change vs previous 13F -39,612 shares

    0.35% of the 13F portfolio, value $9,701,924.

    13F-HR 0001398344-26-014483 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 375,784 shares
    Change vs previous 13F +77,932 shares

    0.32% of the 13F portfolio, value $6,523,610.

    13F-HR 0001398344-26-009220 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 297,852 shares
    Change vs previous 13F +97,405 shares

    0.24% of the 13F portfolio, value $5,608,553.

    13F-HR 0001398344-26-003202 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 200,447 shares
    Change vs previous 13F -301,024 shares

    0.17% of the 13F portfolio, value $4,231,436.

    13F-HR 0001398344-25-020897 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 501,471 shares
    Change vs previous 13F -119,156 shares

    0.56% of the 13F portfolio, value $13,740,305.

    13F-HR 0001398344-25-015412 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 620,627 shares
    Change vs previous 13F +31,458 shares

    0.86% of the 13F portfolio, value $17,253,431.

    13F-HR 0001398344-25-009461 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 589,169 shares
    Change vs previous 13F -33,707 shares

    0.82% of the 13F portfolio, value $19,707,703.

    13F-HR 0001398344-25-002765 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 622,876 shares
    Change vs previous 13F not available

    0.92% of the 13F portfolio, value $23,420,138.

    13F-HR 0001398344-24-020730 filed by Granahan Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).